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. 2020 May 7;8:175. doi: 10.3389/fped.2020.00175

Table 5.

Spearman correlation coefficients for A) PWV and B) CSBP.

Healthy subgroup Risk subgroup Whole study group
A) PWV (m/s) PWV age (z)-score PWV height (z)-score PWV (m/s) PWV age (z)-score PWV height (z)-score PWV (m/s) PWV age (z)-score PWV height (z)-score
Variables N r p N r p N r p N r p N r p N r p N r p N r p N r p
Age (years) 24 0.679 <0.001 15 0.647 0.009 22 0.618 0.002 49 0.188 0.196 36 −0.327 0.051 45 −0.231 0.127 76 0.321 0.005 53 −0.198 0.156 70 −0.021 0.864
Sex 24 −0.012 0.955 15 0.248 0.373 22 −0.222 0.321 49 −0.118 0.418 36 0.097 0.575 45 −0.218 0.150 76 0.001 0.991 53 0.155 0.267 70 −0.056 0.643
Height (cm) 24 0.670 <0.001 15 0.728 0.002 22 0.493 0.020 49 0.274 0.057 36 0.051 0.770 45 −0.207 0.173 76 0.310 0.006 53 −0.022 0.874 70 −0.072 0.553
Weight (kg) 24 0.670 <0.001 15 0.782 0.001 22 0.562 0.006 49 0.078 0.592 36 −0.144 0.404 45 −0.172 0.260 76 0.277 0.015 53 −0.054 0.699 70 0.030 0.802
BMI (kg/m2) 24 0.488 0.016 15 0.533 0.041 22 0.456 0.033 49 −0.186 0.201 36 −0.215 0.208 45 −0.111 0.470 76 0.092 0.430 53 −0.064 0.647 70 0.097 0.423
Shuttle run rounds 24 −0.011 0.960 15 −0.306 0.267 22 −0.040 0.861 49 0.285 0.047 36 0.284 0.094 45 0.025 0.868 76 0.238 0.038 53 0.200 0.152 70 0.096 0.429
VO2max (ml/kg/min) 24 0.054 0.801 15 −0.129 0.647 22 −0.032 0.887 49 0.272 0.059 36 0.297 0.079 45 −0.040 0.796 76 0.225 0.050 53 0.233 0.093 70 0.038 0.757
Hand–grip left (kg) 24 0.479 0.018 15 0.627 0.012 22 0.320 0.146 49 0.224 0.122 36 0.059 0.734 45 −0.171 0.261 76 0.303 0.008 53 0.081 0.565 70 −0.008 0.947
Hand–grip right (kg) 24 0.502 0.012 15 0.578 0.024 22 0.369 0.091 49 0.248 0.086 36 0.093 0.590 45 −0.132 0.386 76 0.349 0.002 53 0.141 0.314 70 0.053 0.661
B) CSBP (mmHg) CSBP age (z)–score CSBP height (z)–score CSBP (mmHg) CSBP age (z)–score CSBP height (z)–score CSBP (mm Hg) CSBP age (z)–score CSBP height (z)–score
Variables N r p N r p N r p N r p N r p N r p N r p N r p N r p
Age (years) 24 0.581 0.003 15 0.364 0.183 22 0.500 0.018 49 0.119 0.415 36 −0.247 0.146 45 −0.212 0.163 76 0.263 0.022 53 −0.114 0.417 70 −0.007 0.953
Sex 24 −0.036 0.866 15 0.341 0.214 22 −0.136 0.546 49 −0.149 0.305 36 −0.057 0.742 45 −0.297 0.048 76 −0.015 0.898 53 0.122 0.384 70 −0.064 0.601
Height (cm) 24 0.637 0.001 15 0.674 0.006 22 0.501 0.018 49 0.096 0.513 36 −0.189 0.269 45 −0.291 0.052 76 0.240 0.037 53 −0.054 0.702 70 −0.079 0.514
Weight (kg) 24 0.643 0.001 15 0.639 0.010 22 0.506 0.016 49 0.010 0.948 36 −0.257 0.130 45 −0.275 0.068 76 0.248 0.030 53 −0.078 0.579 70 −0.007 0.954
BMI (kg/m2) 24 0.436 0.033 15 0.283 0.307 22 0.307 0.165 49 −0.076 0.603 36 −0.203 0.235 45 −0.126 0.409 76 0.131 0.259 53 −0.086 0.540 70 0.067 0.581
Shuttle run rounds 24 −0.007 0.975 15 −0.215 0.441 22 −0.012 0.956 49 0.099 0.497 36 0.039 0.823 45 −0.032 0.837 76 0.150 0.197 53 0.023 0.871 70 0.031 0.802
VO2max (ml/kg/min) 24 0.055 0.799 15 0.013 0.965 22 0.050 0.824 49 0.091 0.536 36 0.048 0.780 45 −0.081 0.595 76 0.142 0.221 53 0.089 0.528 70 0.008 0.946
Hand–grip left (kg) 24 0.466 0.022 15 0.461 0.083 22 0.339 0.122 49 0.169 0.245 36 −0.037 0.832 45 −0.139 0.362 76 0.283 0.013 53 0.085 0.545 70 0.025 0.838
Hand–grip right (kg) 24 0.378 0.069 15 0.272 0.328 22 0.207 0.354 49 0.166 0.254 36 −0.051 0.768 45 −0.154 0.312 76 0.278 0.015 53 0.052 0.710 70 0.011 0.929

PWV, pulse wave velocity; BMI, body mass index; CSBP, central systolic blood pressure. P < 0.05 are shown in bold.